Extract each page from pdf files in the current directory in a sigle file

extractPagesFromPDF.sh

#!/bin/bash
# This script will extract each page from pdf files in the current directory in a sigle file
#
# MIT License
# Copyright (c) 2025 Lumen Freitas <[email protected]>
# 
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files.

I=1
find . -name \*.pdf |
    while read -r FILE; do

        echo "Processing $FILE"
        PAGES=$(pdftk "$FILE" dump_data | grep NumberOfPages | awk '{print $2}')
        echo "Found $PAGES pages"
        for ((i = 1; i <= PAGES; i++)); do
            echo "Extracting page $i (FILE-$I)"
            pdftk "$FILE" cat "$i" output PDF/file-"$I".pdf
            I=$((I + 1))
        done
    done